Information transmission method and apparatus, communication device and storage medium

Abstract

A method for information transmission in a wireless communication network includes sending a cell handover command to a first-type user equipment (UE), in which the cell handover command carries bandwidth part (BWP) configuration information indicating a BWP of a target cell, and the BWP of the target cell is determined based on a type of the first-type UE.

1 . A method for information transmission, performed by a base station, comprising:
 sending a cell handover command to a first-type user equipment (UE), wherein the cell handover command carries bandwidth part (BWP) configuration information indicating a BWP of a target cell, and the BWP of the target cell is determined based on a type of the first-type UE.   
     
     
         2 . The method of  claim 1 , wherein the BWP corresponding to the first-type UE indicated by the BWP configuration information comprises at least one of:
 a first active initial downlink (DL) BWP;   a first active initial uplink (UL) BWP;   a first initial DL BWP; or   a first initial UL BWP.   
     
     
         3 . The method of  claim 2 , wherein
 the first active initial DL BWP does not comprise a synchronization signal block (SSB),   or,   the first active initial DL BWP comprises an SSB;   or,   the first initial DL BWP does not comprise an SSB, or the first initial DL BWP comprises an SSB.   
     
     
         4 . The method of  claim 3 , wherein
 in response to determining that the first-type UE has a predetermined capability, the first active initial DL BWP indicated by the BWP configuration information comprises a non-cell-defining SSB (NCD-SSB); or   in response to determining that the first-type UE has a predetermined capability, the first initial DL BWP indicated by the BWP configuration information comprises an NCD-SSB.   
     
     
         5 . The method of  claim 1 , further comprising:
 receiving the BWP configuration information sent by a base station to which the target cell belongs and configured for the first-type UE.   
     
     
         6 . The method of  claim 1 , further comprising:
 receiving information of UE type sent by the first-type UE;   sending a handover request to a base station to which the target cell belongs, wherein the handover request carries the information of UE type of the first-type UE.   
     
     
         7 . The method of  claim 2 , further comprising at least one of:
 in response to the target cell being configured with a second initial DL BWP for the first-type UE, determining the second initial DL BWP as the first initial DL BWP;   in response to the target cell being configured with a third initial DL BWP for a second-type UE, and a bandwidth of the third initial DL BWP being less than or equal to a bandwidth of a DL BWP supported by the first-type UE, determining the third initial DL BWP as the first initial DL BWP;   in response to the target cell being configured with the third initial DL BWP for the second-type UE, and the bandwidth of the third initial DL BWP being greater than the bandwidth of the DL BWP supported by the first-type UE, determining a fourth initial DL BWP configured in a master information block (MIB) corresponding to the target cell as the first initial DL BWP; or   in response to the target cell being not configured with the third initial DL BWP for the second-type UE, determining a fifth initial DL BWP configured in the MIB corresponding to the target cell as the first initial DL BWP.   
     
     
         8 . The method of  claim 2 , further comprising at least one of:
 in response to the target cell being configured with a second initial UL BWP for the first-type UE, determining the second initial UL BWP as the first initial UL BWP; or   in response to the target cell being configured with a third initial UL BWP for a second-type UE, and a bandwidth of the third initial UL BWP being less than or equal to a bandwidth of a UL BWP supported by the first-type UE, determining the third initial UL BWP as the first initial UL BWP.   
     
     
         9 . A method for information transmission, performed by a first-type user equipment (UE), comprising:
 receiving a cell handover command from a base station, wherein the cell handover command carries bandwidth part (BWP) configuration information indicating a BWP corresponding to the first-type UE in a target cell, and the BWP of the target cell is determined by the base station based on a type of the first-type UE.   
     
     
         10 . The method of  claim 9 , wherein
 the BWP corresponding to the first-type UE comprises at least one of:   a first active initial downlink (DL) BWP;   a first active initial uplink (UL) BWP;   a first initial DL BWP; or   a first initial UL BWP.   
     
     
         11 . The method of  claim 10 , wherein,
 the first active initial DL BWP does not comprise a synchronization signal block (SSB),   or   the first active initial DL BWP comprises an SSB;   or,   the first initial DL BWP does not comprise an SSB, or the first initial DL BWP comprises an SSB.   
     
     
         12 . The method of  claim 11 , further comprising:
 in response to the first active initial DL BWP not comprising an SSB, performing synchronization and/or wireless signal measurement by using an initial DL BWP comprising the SSB in the target cell.   
     
     
         13 . The method of  claim 9 , further comprising:
 receiving the BWP configuration information that is from a base station to which the target cell belongs and configured for the first-type UE.   
     
     
         14 . The method of  claim 13 , further comprising:
 in response to the first initial DL BWP not comprising an SSB, performing synchronization and/or wireless signal measurement by using an initial DL BWP comprising the SSB in the target cell.   
     
     
         15 . The method of  claim 10 , further comprising:
 sending indication information indicating whether the first-type UE has a predetermined capability to the base station, wherein the predetermined capability is used for the base station to determine whether to indicate to at least one of the first-type UE a first active initial DL BWP comprising a non-cell-defining SSB (NCD-SSB) or a first initial DL BWP comprising an NCD-SSB.   
     
     
         16 . A base station, comprising a processor, a memory and an executable program stored in the memory and capable of being executed by the processor, wherein, the processor is configured to,
 send a handover command to a first-type user equipment (UE), wherein the cell handover command carries bandwidth part (BWP) configuration information indicating a BWP of a target cell, and the BWP of the target cell is determined based on a type of the first-type UE.   
     
     
         17 .- 30 . (canceled) 
     
     
         31 . A communication device, configured to perform the method according  claim 9 . 
     
     
         32 . A storage medium with an executable program stored thereon, wherein when the executable program is executed by a processor, steps of the method for information transmission described in  claim 1  are performed. 
     
     
         33 . A storage medium with an executable program stored thereon, wherein when the executable program is executed by a processor, steps of the method for information transmission described in  claim 9  are performed. 
     
     
         34 . The method of  claim 9 , further comprising:
 sending information of UE type of the first-type UE to the base station, wherein the information of UE type is carried in a handover request sent from a base station to which a serving cell belongs to a base station to which the target cell belongs.